Heaven's Gate, China Welcome To Zhangjiajie City, China. About from downtown of Zhangjiajie lies the Tianmen Mountain, also known as Heaven Gate Mountain.
Coiling Dragon Cliff Skywalk, Tianmen Mountain, Tianmen Mountain National Park, Zhangjiajie, in the northwestern part of Hunan Province, China. Location: above the 99 Bends, about 600m from the top of the cableway. Altitude: 1,400 meters (4,600 feet). Dimensions: 100 meters (328 feet) long, 1.6 meter (5 feet) wide.